More on cold dark matter from q-theory

Abstract

We consider the rapidly-oscillating part of a $q$-field in a cosmological context and find that its energy density behaves in the same way as a cold-dark-matter component, namely proportional to the inverse cube of the cosmic scale factor.

arXiv comment8 pages, v3: minor changes, references updated

References in corpus (6)

• Towards the Theory of Reheating After Inflation
• Self-tuning vacuum variable and cosmological constant
• Dynamic vacuum variable and equilibrium approach in cosmology
• Vacuum energy density kicked by the electroweak crossover
• Dark matter from dark energy in q-theory
• Propagating q-field and q-ball solution

Cited by in corpus (4)

• Topological couplings in higher derivative extensions of supersymmetric three-form gauge theories
• Big bang as a topological quantum phase transition
• Instability of the big bang coordinate singularity in a Milne-like universe
• Vacuum energy decay from a q-bubble